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package edu.fjut.sel1602.csp.service;

import edu.fjut.sel1602.csp.entity.Account;
import edu.fjut.sel1602.csp.entity.Pet;
import edu.fjut.sel1602.csp.entity.PetOwner;
import edu.fjut.sel1602.csp.entity.PetStore;
import java.util.List;

/**
 *
 * @author lenovo
 */
public interface PetStoreService {
    public void buy(Pet pet);
    public void sell(Pet pet);
    public void login();
    
}
